Am Dienstag, 6. Juli 2004 00:32 schrieb Toby Collett:
> Hi,
> sorry to be a pain about this but when I use rvmalloc I still have the
> same issues as using vmalloc, basically I submit my bulk read urb, it
> comes back claiming success with the correct 0x4b000 bytes read, however
> the data buffer has not been touched...
You are supposed to submit an URB transfering PAGE_SIZE for
each page of memory in the area allocated with rvmalloc.
Usbvideo has helper functions for that. Doing it with one URB
at once is impossible.
Regards
Oliver
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